Back Muscles Flashcards
(14 cards)
What is the Origin of the trapezius?
The occipital condyle and thoracic vertebrae
What is the insertion of the trapezius?
The spinous process of the scapula and the acromion of the clavicle
What is the origin of the latissimus dorsi?
Spinous process of lower thoracic and lumbar vertebrae
What is the insertion of the latissimus dorsi?
Anterior proximal humerus
What is the origin of the levator scapulae?
Transverse process of C1-C4
What is the insertion of the levator scapulae?
The superior angle and medial border of the scapula
What are the origins of the rhomboid minor and rhomboid major?
R. Minor: Spinous process of C7-T1
R. Major: Spinous process of T2-T5
What are the insertions of the rhomboid minor and rhomboid major?
The medial border of the scapula
What is the origin of the Teres Major?
The inferior angle of the scapula
What is the insertion of the Teres Major?
The proximal anterior humerus.
What muscles are responsible for scapula retraction?
Rhomboid major and minor
Middle fibres of the Trapezius
What muscles are responsible for Scapula depression?
Lower fibres of the trapezius
Latissimus Dorsi
What muscles are responsible for elevating the scapula?
Levator Scapulae
Trapezius
What muscles are responsible for the downward rotation of the scapula?
Rhomboids
Levator scapulae
Teres Major
Lats
